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| PartNumber | SI8645BA-B-IU | SI8645BA-B-IS1 | SI8645BA-B-IS1R |
| Description | Digital Isolators 1 kV 4-channel digital isolator | Digital Isolators | Digital Isolators |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | Digital Isolators | Digital Isolators | Digital Isolators |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QSOP-16 | QSOP-16 | QSOP-16 |
| Series | Si864x | Si864x | Si864x |
| Number of Channels | 4 Channel | 4 Channel | 4 Channel |
| Polarity | Unidirectional | Unidirectional | Unidirectional |
| Isolation Voltage | 1 kVrms | 1 kVrms | 1 kVrms |
| Isolation Type | Magnetic Coupling | Capacitive Coupling | Capacitive Coupling |
| Data Rate | 150 Mb/s | 150 Mb/s | 150 Mb/s |
| Propagation Delay Time | 8 ns | 8 ns | 8 ns |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.375 V | 2.5 V | 2.5 V |
| Operating Supply Current | 17.5 mA | 6.1 mA | 6.1 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Qualification | AEC-Q100 | - | - |
| Packaging | Tube | Tube | Reel |
| Output Current | 10 mA | - | - |
| Product | Digital Isolators | Digital Isolators | Digital Isolators |
| Type | High Speed | Low Power Digital Isolator | Low Power Digital Isolator |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Forward Channels | 4 Channel | 4 Channel | 4 Channel |
| Maximum Fall Time | 4 ns | 4 ns | 4 ns |
| Maximum Rise Time | 4 ns | 4 ns | 4 ns |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Voltage | 2.5 V to 5.5 V | - | - |
| Pd Power Dissipation | 275 mW | 275 mW | 275 mW |
| Product Type | Digital Isolators | Digital Isolators | Digital Isolators |
| Pulse Width | 5 ns | 5 ns | 5 ns |
| Pulse Width Distortion | 0.2 ns | 0.2 ns | 0.2 ns |
| Reverse Channels | 0 Channel | 0 Channel | 0 Channel |
| Factory Pack Quantity | 96 | 48 | 2500 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.001764 oz | - | - |
| Shutdown | - | Shutdown | Shutdown |
| Development Kit | - | SI8645BISO-KIT | SI8645BISO-KIT |